A man has been killed and three other people injured in a three vehicle crash at South Nowra last night.
About 11:30pm Thursday, a Toyota Corolla and a Toyota Tarago travelling in opposite directions along the Princes Highway were involved in a collision, police say.
The Corolla and a Ford Courier then collided head-on.
Police say the driver and sole occupant of the Corolla, a 27-year-old man, died at the scene.
A 69-year-old man travelling in the Courier was trapped for an hour before being freed by emergency services.
He was taken to Shoalhaven Hospital before being airlifted to St George Hospital.
The 36-year-old male driver and 29-year-old female passenger in the Tarago also suffered injuries and were taken to Shoalhaven Hospital for treatment.
The Princes Highway was closed while Southern Region Crash Investigation Unit officers examined the scene.
Investigations are continuing and police will prepare a report for the Coroner.
Anyone with information about the incident is urged to call Crime Stoppers on 1800 333 000 or use the Crime Stoppers online reporting page.
Information provided will be treated in the strictest of confidence.